According to the American Heart Association, "There are nine calories in every gram of fat, regardless of what type of fat it is. That's a lot of calories compared to carbohydrates and proteins, which contain four calories per gram." Whether you read the nutritional facts on menus or at home, here are some popular items to avoid or add on your grocery list to fight heart-related illnesses for February, American Heart Month. (Source: AHA's Smart Substitutions)